If you have ever tried to hit a target (such as a trash can) with a wad of paper, you know that aim is everything. But it is not always easy to get it right every time! Missing is not that big a deal with a wad of paper, but what if you were in an invading army in the Middle Ages, using a catapult to hurl huge stones and knock down castle walls? For a successful invasion, it would be important to know exactly how far, and how reliably, a catapult could launch a projectile. In this project you…
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Average (6-10 days)
An introductory-level understanding of statistics (mean, standard deviation, and the normal distribution) is helpful, but not required for completing this project.
Requires catapult kit. See the Materials and Equipment list for details.
Average ($40 - $80)
Do not aim the catapult at people or breakable objects; minor injury possible.
You can find this page online at: http://www.sciencebuddies.org/science-fair-projects/search.shtml?v=ia&ia=Math&m=Kit
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